Zoology - Breathing and Exchange of Gases Question with Solution | TestHub

Anthracosis is an occupational hazard occuming in coal workers. Due to the inhalation of organic and inorganic pollutants pneumoconiosis occurs. Deposition of fibrous tissue leads to bronchitis and emphysema. Dyspnea is a distressed breathing. Atelectasis is inability of the lungs to expand at birth cyanosis is bluish or violet discolouration of skin and mucous membranes due to the reduced Hb .